549743518016 has 112 divisors (see below), whose sum is σ = 1372792084992. Its totient is φ = 212183846400.

The previous prime is 549743517997. The next prime is 549743518031. The reversal of 549743518016 is 610815347945.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6011 + ... + 1048581.

Almost surely, 2^549743518016 is an apocalyptic number.

549743518016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549743518016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (686396042496).

549743518016 is an abundant number, since it is smaller than the sum of its proper divisors (823048566976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549743518016 is a wasteful number, since it uses less digits than its factorization.

549743518016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042708 (or 1042698 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 549743518016 in words is "five hundred forty-nine billion, seven hundred forty-three million, five hundred eighteen thousand, sixteen".